87485060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19793}}^1$

素因数の和:19832

約数の個数: 48

約数和(自身を含む): 209499696

約数和(自身を除く): 122014636

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 2210, 4420, 19793, 39586, 79172, 98965, 197930, 257309, 336481, 395860, 514618, 672962, 1029236, 1286545, 1345924, 1682405, 2573090, 3364810, 4374253, 5146180, 6729620, 8748506, 17497012, 21871265, 43742530, 87485060]

約数ペア:

[(1, 87485060), (2, 43742530), (4, 21871265), (5, 17497012), (10, 8748506), (13, 6729620), (17, 5146180), (20, 4374253), (26, 3364810), (34, 2573090), (52, 1682405), (65, 1345924), (68, 1286545), (85, 1029236), (130, 672962), (170, 514618), (221, 395860), (260, 336481), (340, 257309), (442, 197930), (884, 98965), (1105, 79172), (2210, 39586), (4420, 19793)]